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Finding the Fourth Proportional to 23,038.91, 34,562.97 and 7,247.91

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Solution

The fourth proportional to 23,038.91, 34,562.97 and 7,247.91 is: 10,873.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,038.91 : 34,562.97 = 7,247.91 : x
  2. Step 2: Convert to fraction form
    23,038.91/34,562.97 = 7,247.91/x
  3. Step 3: Cross multiply
    23,038.91x = 34,562.97 × 7,247.91
  4. Step 4: Simplify right side
    23,038.91x = 250,509,231.09
  5. Step 5: Solve for x
    x = 250,509,231.09/23,038.91
  6. Step 6: Final answer
    x = 10,873.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.